--- previous/src/includes/cycInt.h	2018/04/24 19:25:10	1.1
+++ previous/src/includes/cycInt.h	2018/04/24 19:28:07	1.1.1.2
@@ -13,6 +13,7 @@ typedef enum
 {
   INTERRUPT_NULL,
   INTERRUPT_VIDEO_VBL,
+  INTERRUPT_HARDCLOCK,
   MAX_INTERRUPTS
 } interrupt_id;